Standing tall at 171 cm and 21 years of age, Jehza Mae Huelar was adjudged the 2nd runner-up at the Binibining Pilipinas 2018 competition. She was crowned Miss Supranational Philippines 2018 by her predecessor Miss International Philippines 2017 Mariel De Leon at the coronation night of Binibining Pilipinas 2018 On March 18, 2018, at the Smart Araneta Coliseum, Quezon City, Philippines.
She was an ambassador of Maharlika Sports in Davao City, and is now the ambassador of FAP Mindanao Chapter.